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Focusrite VRM Box User Manual

Focusrite VRM Box
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VRM Box
User Guide
FA0450-1
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Focusrite VRM Box Specifications

Performance Specifications IconPerformance Specifications
output impedance< 10 Ohms
power output into 150R15mV
power output into 50R30mW
Digital Performance IconDigital Performance
D/A dynamic range120dB (A-weighted)
measured D/A dynamic range108dB (A-weighted)
clock jitter< 250 picoseconds
Weight and Dimensions IconWeight and Dimensions
dimensions68mm x 25mm x 68mm
weight123g

Summary

Important Safety Instructions

Health and Electrical Warnings

Warnings regarding hearing damage from high volume and USB port compatibility.

Environmental and Compliance Declarations

USA FCC Compliance Statement

Details US FCC regulations, modifications, and interference guidelines for the VRM Box.

Canadian ICES-003 Compliance

States compliance of the VRM Box with Canadian digital apparatus standards.

RoHS Compliance Statement

Confirms adherence to EU RoHS directive and California hazardous substance laws.

Introduction

What's in the Box

VRM Box Hardware Overview

Volume Knob

The primary control for adjusting headphone listening volume.

VRM Active LED

Indicates when the VRM feature is active and functioning.

Headphone Socket

Standard 1/4" TRS connector for plugging in headphones.

Kensington Lock Port

Security slot for preventing theft of the VRM Box.

USB Socket

Connects the VRM Box to a computer for power and data.

S/PDIF Input Socket

Digital audio input for connecting external sources.

Operating System Compatibility

Installing the Software

Windows Installation Note

A specific note for Windows users regarding driver installation prompts.

VRM Box Hardware Setup

Using VRM Box as Main Audio Interface

Steps to connect and set VRM Box as the primary audio output.

Connecting Headphones and Launching Software

Final steps: connect headphones, launch VRM software, and play audio.

Using VRM Box with Another Audio Interface

S/PDIF Connection and Sync

Connect S/PDIF output and verify VRM Box synchronisation with the signal.

VRM Control Panel Software Overview

Monitor Speaker and Environment Selection

Options to choose speaker emulations and listening environments.

VRM On/Off and Input Level Controls

Controls for activating VRM and adjusting input gain for optimal signal.

Environment Display and S/PDIF Status

Visual environment representation and indication of S/PDIF input status.

What is Virtual Reference Monitoring?

The Problem VRM Solves

Highlights difficulties in accurate mixing due to studio limitations for producers.

VRM Solution and Method

Explains how VRM uses DSP and impulse responses for realistic simulations.

VRM Technical Data

Room and Speaker Emulation Details

Lists available room models and specific loudspeaker emulations.

Listening Environment Data

Loudspeaker Emulation Data

Emulated Speaker Specifications

A comprehensive list of technical data for all emulated speakers.

Performance Specifications

Audio Performance Metrics

Covers headphone output specs, S/PDIF input, crosstalk, and digital performance.

Physical Features and Indicators

Describes connectors, controls, LED indicators, power, and dimensions.

Latency and CPU Information

VRM Latency and Buffer Settings

Discusses latency from driver level and provides buffer size recommendations for optimal performance.

S/PDIF Input Latency Considerations

Details latency when using S/PDIF input with a DAW and VRM processing.

Copyright and Trademarks